THE SIZE AND SHAPE OF A HOUSE KEY, PLUS A CARABINER CLIP, THE DOOHICKEY CLIPKEY WILL BE THE MOST USEFUL THING ON YOUR KEYCHAIN. THIS MINI MULTI TOOL CLIPS EASILY TO YOUR KEY CHAIN, AND OFFERS PROBLEM-SOLVING ALL DAY WITH ITS SCREWDRIVER HEAD, CORING POINT, SERRATED EDGE, AND BOTTLE OPENER. PACKAGED IN A POLYBAG WITH HEADER CARD. TSA FRIENDLY.